Feature:1. Phone Realtime Monitoring: Even if you are away from home, actively wake up monitoring anytime, anywhere, so that you will not miss any screen.2. Human Body Induction: Abnormal reminder, 24 hours automatic detection of abnormalities, capture and video, and push abnormal messages to the mobile phone at the same time.3. Infrared HD Night Vision: Using intelligent infrared recognition, will automatically switch the night vision mode when the light is insufficient, so that you can see the abnormalities outside the door at night.4. Wide Angle: The 166degree super wideangle lens, double the field of view, the corners of the door/yard/corridor/aisle are clear at a glance, and the safety of the whole family is guarded.5. Wireless Connection: WiFi wireless connection, no wiring, the doorbell is installed with a battery to connect to the WiFi, the signal is stable.6. Two Way Intercom: Support twoway voice calls, highdefinition video twoway intercom, zerodistance communication.Specification:Item Type: Video DoorbellMaterial: ABSUse: HouseholdColor: GoldenPlug Voltage: 90-260VBattery: 2pcs 18650 battery (without battery)Viewing Angle: 166 degreesSignal to Noise Ratio: 39dbInfrared Light: 6pcs infrared light, night vision distance approx. 5-10m/ 16.4-32.81ftWiFi: 2.4GHZ 802.11 b/g/nStorage: Maximum support 32Gb memory card (card not included)Audio: Two-way conversationMotion Detection: SupportDingdong Working Frequency: 433MHZOutput Power: 0.15WStandby Power: 10mWSensitivity: -112dbmmVolume: Maximum 100dBUse APP: For Ubox.Package List:1 x Doorbell1 x Ding Dong1 x Fixed Plate5 x Screw4 x Expansion Tube1 x Small Hexagon Wrench2 x Connecting Wire2 x Manual1 x Double-Sided Adhesive Sticker